AMD Athlon 64 X2 3800+ vs AMD Phenom X4 9950 BE (140W)
Physical Specifications
| Socket | AMD Socket AM2 | AMD Socket AM2+ |
|---|---|---|
| Process size | 90 nm | 65 nm |
| Transistors | 154 million | 450 million |
| Die size | 220 mm² | 285 mm² |
| Package | µPGA | µPGA |
Performance
| Frequency | 2000 MHz | 2.6 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 200 MHz |
| Multiplier | 10.0x | 13.0x |
| Multiplier unlocked | No | Yes |
| Voltage | 1.35 V | 1.3 V |
| TDP | 89 W | 140 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | May 23rd, 2006 | Mar 27th, 2008 |
| Codename | Windsor | Agena |
| Generation | Athlon 64 X2 | Phenom X4 |
| Part | ADA3800IAA5CU | HD995ZFAJ4BGH |
| Memory support | unknown Dual-channel | unknown Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cores
| Total Cores | 2 | 4 |
|---|---|---|
| Total Threads | 2 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 256K | 128K (per core) |
|---|---|---|
| Cache L2 | 512K | 512K (per core) |
| Cache L3 | — | 2MB (shared) |
Features & Technologies
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | — | Yes |
| HT3.0 | — | Yes |
| MMX | Yes | Yes |
| NX bit | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | — | Yes |
Notes
| Notes | — | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Black Edition label. |
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